Quotes about crackers
A collection of quotes on the topic of cracker, crackers, likeness, back.
Quotes about crackers
Speech at Columbia University, quoted in Chicago Sun-Times (30 January 1994) "Some like Muhammad's Boldness"

The Ballot or the Bullet (1964), Speech in Cleveland, Ohio (April 3, 1964)

Source: Angels in America, Part Two: Perestroika
Source: Magic Bites
“Where the hell do you get your nerve?
From a Cracker Jack box.”
Source: Wicked Pleasure
Variant: See, this was his kind of decorating. An active mind don't need distractions in its physical environment. It needed a collection of outstanding books and a good lamp. Maybe some cheese and crackers
Source: Lover Unbound

“Is a vegetarian permitted to eat animal crackers?”

Diary entries (25 October 2014 and 29 October 2014), as quoted in "‘Literally hunting humans’: Eric Frein, sniper who killed Pa. trooper, sentenced to death" https://www.washingtonpost.com/news/morning-mix/wp/2017/04/27/murder-in-his-heart-eric-frein-sniper-killer-of-pa-trooper-sentenced-to-death/?utm_term=.1fa45b04fbf7 (27 April 2017), by Fred Barbash, The Washington Post
Diary (October 2014)
“The Other Frost”, pp. 30–31
Poetry and the Age (1953)

Dr. Stan Lorber, team doctor on the Globetrotters' Russian trip
Strength

Source: 2010s, Fateful Lightning: A New History of the Civil War and Reconstruction (2012), Chapter One

Commenting on a Eucharist in [Paul Schmelzer, http://minnesotaindependent.com/view/mnindy-interview, Unrepentant science-heathen PZ Myers still intends to prove 'this cracker is nothing', Minnesota Independent, 2008-07-15]
Strategic Grill Locations
Italics in original
The Fashion in Shrouds, New York: Felony & Mayhem, 2008, chapter six, p. 58 (Originally published in 1938)
In standard English the italicized text means, "It's crazy to give a policeman the bribe in counterfeit money." It was popularized as a nonsense catchphrase by Mad magazine.
Fiction Writings

White House Correspondents' Association Dinner (2006)

Speech at Kean College (1994), transcribed in The Forward (December 1995), as quoted in Foolish Words : The Most Stupid Words Ever Spoken (2003) by Laura Ward, p. 192.
Pogo comic strip (1948 - 1975), Others
“Oh, yes! Jermaine Jones, what a cracker from him! USA level!”
United States v. Portugal http://www.listenonrepeat.com/watch/?v=MUnO2AJVJ6c (22 June 2014).
2010s, 2014, 2014 FIFA World Cup
Context: He comes late, corner wouldn't drop to a white shirt. Now it has, Jones. Oh, yes! Jermaine Jones, what a cracker from him! USA level! Simply, sensational strike.

“Cracker-ass? Are you calling me cracker-ass, nigga?!”
Laugh Factory incident (2006)